80961426

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{307}}^1$

素因数の和:365

約数の個数: 144

約数和(自身を含む): 230053824

約数和(自身を除く): 149092398

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 23, 26, 39, 42, 46, 49, 63, 69, 78, 91, 98, 117, 126, 138, 147, 161, 182, 207, 234, 273, 294, 299, 307, 322, 414, 441, 483, 546, 598, 614, 637, 819, 882, 897, 921, 966, 1127, 1274, 1449, 1638, 1794, 1842, 1911, 2093, 2149, 2254, 2691, 2763, 2898, 3381, 3822, 3991, 4186, 4298, 5382, 5526, 5733, 6279, 6447, 6762, 7061, 7982, 10143, 11466, 11973, 12558, 12894, 14122, 14651, 15043, 18837, 19341, 20286, 21183, 23946, 27937, 29302, 30086, 35919, 37674, 38682, 42366, 43953, 45129, 49427, 55874, 63549, 71838, 83811, 87906, 90258, 91793, 98854, 127098, 131859, 135387, 148281, 167622, 183586, 195559, 251433, 263718, 270774, 275379, 296562, 345989, 391118, 444843, 502866, 550758, 586677, 642551, 691978, 826137, 889686, 1037967, 1173354, 1285102, 1652274, 1760031, 1927653, 2075934, 3113901, 3520062, 3855306, 4497857, 5782959, 6227802, 8995714, 11565918, 13493571, 26987142, 40480713, 80961426]

約数ペア:

[(1, 80961426), (2, 40480713), (3, 26987142), (6, 13493571), (7, 11565918), (9, 8995714), (13, 6227802), (14, 5782959), (18, 4497857), (21, 3855306), (23, 3520062), (26, 3113901), (39, 2075934), (42, 1927653), (46, 1760031), (49, 1652274), (63, 1285102), (69, 1173354), (78, 1037967), (91, 889686), (98, 826137), (117, 691978), (126, 642551), (138, 586677), (147, 550758), (161, 502866), (182, 444843), (207, 391118), (234, 345989), (273, 296562), (294, 275379), (299, 270774), (307, 263718), (322, 251433), (414, 195559), (441, 183586), (483, 167622), (546, 148281), (598, 135387), (614, 131859), (637, 127098), (819, 98854), (882, 91793), (897, 90258), (921, 87906), (966, 83811), (1127, 71838), (1274, 63549), (1449, 55874), (1638, 49427), (1794, 45129), (1842, 43953), (1911, 42366), (2093, 38682), (2149, 37674), (2254, 35919), (2691, 30086), (2763, 29302), (2898, 27937), (3381, 23946), (3822, 21183), (3991, 20286), (4186, 19341), (4298, 18837), (5382, 15043), (5526, 14651), (5733, 14122), (6279, 12894), (6447, 12558), (6762, 11973), (7061, 11466), (7982, 10143)]